At Chrome’s scale, the climate bill for one model push, paid in atmospheric CO2 by the entire planet, is between 6,000 and 60,000 tonnes of CO2-equivalent emissions, depending on how many devices receive the push. That is the environmental cost of one company unilaterally deciding that two billion peoples’ default browser will mass-distribute a 4 GB binary they did not request.

— Source: https://www.thatprivacyguy.com/blog/chrome-silent-nano-install